| 单词 | wafer |
| 释义 | wafer n. & v. --n 1. a very thin light crisp sweet biscuit, esp. of a kind eaten with ice-cream. 2. a thin disc of unleavened bread used in the Eucharist. 3. a disc of red paper stuck on a legal document instead of a seal. 4. Electronics a very thin slice of a semiconductor crystal used as the substrate for solid-state circuitry. 5. hist. a small disc of dried paste formerly used for fastening letters, holding papers together, etc. --vtr. fasten or seal with a wafer. Phrases and idioms wafer-thin very thin. Derivatives wafery adj. Etymology: ME f. AF wafre, ONF waufre, OF gaufre (cf. GOFFER) f. MLG wafel waffle: cf. WAFFLE(2) |
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